Re: Problems with NM PPTP VPN plugin on a university VPN

[Dan Williams <dcbw redhat com>]

On Wed, 2009-09-16 at 17:50 +0100, Jonathan Pritchard wrote:
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> On 14/09/09 14:32, Jonathan Pritchard wrote:
> > Hello,
> > 
> > I've been trying to get NetworkManager to work with my university's VPN
> > (which uses PPTP) for ages and I was reading through a similar thread on
> > the mailing list and was wandering if you could help me diagnose, and
> > hopefully remedy my problem.
> > 
> > I am using the settings that appear to work fine on Windows Vista and
> > also have previously been reported to work on an earlier version of
> > NetworkManager and Ubuntu (from a pdf file provided to my university by
> > a student, who had success and created a guide).
> > 
> > The output of /var/log/messages is as follows:
> > 
> 
> I think inadvertently I might have cut off the log using "--" as a
> separator. I enclose the log below:

Do you have anything in /etc/ppp/options?  We can't tell pppd to *not*
read that file, which has caused problems in the past.  You might try
clearing that file out if you're having problems.

Dan

> Sep 14 14:25:14 Jon-Laptop NetworkManager: <info>  Starting VPN service
> 'org.freedesktop.NetworkManager.pptp'...
> Sep 14 14:25:14 Jon-Laptop NetworkManager: <info>  VPN service
> 'org.freedesktop.NetworkManager.pptp' started
> (org.freedesktop.NetworkManager.pptp), PID 3930
> Sep 14 14:25:14 Jon-Laptop NetworkManager: <info>  VPN service
> 'org.freedesktop.NetworkManager.pptp' just appeared, activating connections
> Sep 14 14:25:14 Jon-Laptop NetworkManager: <info>  VPN plugin state
> changed: 3
> Sep 14 14:25:14 Jon-Laptop NetworkManager: <info>  VPN connection
> 'CampusAnywhere' (Connect) reply received.
> Sep 14 14:25:14 Jon-Laptop pppd[3934]: Warning: can't open options file
> /root/.ppprc: Permission denied
> Sep 14 14:25:14 Jon-Laptop pppd[3934]: Plugin
> /usr/lib/pppd/2.4.4/nm-pptp-pppd-plugin.so loaded.
> Sep 14 14:25:14 Jon-Laptop kernel: PPP generic driver version 2.4.2
> Sep 14 14:25:14 Jon-Laptop pppd[3934]: pppd 2.4.4 started by root, uid 0
> Sep 14 14:25:14 Jon-Laptop pppd[3934]: Using interface ppp0
> Sep 14 14:25:14 Jon-Laptop pppd[3934]: Connect: ppp0 <--> /dev/pts/1
> Sep 14 14:25:14 Jon-Laptop pptp[3944]: nm-pptp-service-3930
> log[main:pptp.c:314]: The synchronous pptp option is NOT activated
> Sep 14 14:25:14 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 1
> 'Start-Control-Connection-Request'
> Sep 14 14:25:15 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[ctrlp_disp:pptp_ctrl.c:739]: Received Start Control Connection Reply
> Sep 14 14:25:15 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[ctrlp_disp:pptp_ctrl.c:773]: Client connection established.
> Sep 14 14:25:15 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 7
> 'Outgoing-Call-Request'
> Sep 14 14:25:16 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[ctrlp_disp:pptp_ctrl.c:858]: Received Outgoing Call Reply.
> Sep 14 14:25:16 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[ctrlp_disp:pptp_ctrl.c:897]: Outgoing call established (call ID 0,
> peer's call ID 24178).
> Sep 14 14:25:16 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[ctrlp_disp:pptp_ctrl.c:950]: PPTP_SET_LINK_INFO received from
> peer_callid 0
> Sep 14 14:25:16 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[ctrlp_disp:pptp_ctrl.c:953]:   send_accm is 00000000, recv_accm is
> FFFFFFFF
> Sep 14 14:25:16 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> warn[ctrlp_disp:pptp_ctrl.c:956]: Non-zero Async Control Character Maps
> are not supported!
> Sep 14 14:25:16 Jon-Laptop pppd[3934]: LCP terminated by peer
> (^RM-wlM-O^@<M-Mt^ ^@^CM-.)
> Sep 14 14:25:16 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[ctrlp_disp:pptp_ctrl.c:950]: PPTP_SET_LINK_INFO received from
> peer_callid 0
> Sep 14 14:25:16 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[ctrlp_disp:pptp_ctrl.c:953]:   send_accm is FFFFFFFF, recv_accm is
> FFFFFFFF
> Sep 14 14:25:16 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> warn[ctrlp_disp:pptp_ctrl.c:956]: Non-zero Async Control Character Maps
> are not supported!
> Sep 14 14:25:16 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[ctrlp_disp:pptp_ctrl.c:912]: Received Call Clear Request.
> Sep 14 14:25:19 Jon-Laptop pppd[3934]: Connection terminated.
> Sep 14 14:25:19 Jon-Laptop NetworkManager: <info>  VPN plugin failed: 1
> Sep 14 14:25:19 Jon-Laptop pppd[3934]: Modem hangup
> Sep 14 14:25:19 Jon-Laptop pptp[3944]: nm-pptp-service-3930
> warn[decaps_hdlc:pptp_gre.c:204]: short read (-1): Input/output error
> Sep 14 14:25:19 Jon-Laptop pptp[3944]: nm-pptp-service-3930
> warn[decaps_hdlc:pptp_gre.c:216]: pppd may have shutdown, see pppd log
> Sep 14 14:25:19 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[callmgr_main:pptp_callmgr.c:234]: Closing connection (unhandled)
> Sep 14 14:25:19 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[ctrlp_rep:pptp_ctrl.c:251]: Sent control packet type is 12
> 'Call-Clear-Request'
> Sep 14 14:25:19 Jon-Laptop pptp[3960]: nm-pptp-service-3930
> log[call_callback:pptp_callmgr.c:79]: Closing connection (call state)
> Sep 14 14:25:19 Jon-Laptop pppd[3934]: Exit.
> Sep 14 14:25:19 Jon-Laptop NetworkManager: <info>  VPN plugin failed: 1
> Sep 14 14:25:19 Jon-Laptop NetworkManager: <info>  VPN plugin failed: 1
> Sep 14 14:25:19 Jon-Laptop NetworkManager: <info>  VPN plugin state
> changed: 6
> Sep 14 14:25:19 Jon-Laptop NetworkManager: <info>  VPN plugin state
> change reason: 0
> Sep 14 14:25:19 Jon-Laptop NetworkManager: <WARN>
> connection_state_changed(): Could not process the request because no VPN
> connection was active.
> Sep 14 14:25:19 Jon-Laptop nscd: 3973 Access Vector Cache (AVC) started
> Sep 14 14:25:19 Jon-Laptop NetworkManager: <info>  Policy set 'Auto
> TurningPoint' (wlan0) as default for routing and DNS.
> 
> I would really appreciate if somebody could help or point me in the
> right direction. Thank-you in advance.
> 
> Jon Pritchard
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